This repository is a collection of all the SQL & Python questions I attempted.
| # | Title | Solution | Difficulty |
|---|
|41|Unfinished Parts | SQL|Easy| |40|Page With No Likes | SQL|Easy| |39|Histogram of Tweets | SQL|Easy| |38|Exchange Seats | SQL|Medium| |37|Rank Scores | SQL|Medium| |36|Duplicate Emails | SQL|Easy| |35|Department Highest Salary | SQL|Medium| |34|The Latest Login in 2020 | SQL|Easy| |33|Second Highest Salary | SQL|Medium| |32|Tree Node | SQL|Medium| |31|Article Views I | SQL|Easy| |30|Customer Who Visited but Did Not Make Any Transactions | SQL|Easy| |29|Nth Highest Salary | SQL|Medium| |28|Top Travellers | SQL|Easy| |27|Rising Temperature | SQL|Easy| |26|Employees Earning More Than Their Managers | SQL|Easy| |25|User Activity for the Past 30 Days I | SQL|Easy| |24|Actors and Directors Who Cooperated At Least Three Times | SQL|Easy| |23|Game Play Analysis I | SQL|Easy| |22|Sales Person | SQL|Easy| |21|Not Boring Movies | SQL|Easy| |20|Employees With Missing Information | SQL|Easy| |19|Patients With a Condition | SQL|Easy| |18|Group Sold Products By The Date | SQL|Easy| |17|Rearrange Products Table | SQL|Easy| |16|Fix Names in a Table | SQL|Easy| |15|Swap Salary | SQL|Easy| |14|Delete Duplicate Emails | SQL|Easy| |13|Calculate Special Bonus | SQL|Easy| |12|Daily Leads and Partners | SQL|Easy| |11|Customer Placing the Largest Number of Orders | SQL|Easy| |10|Combine Two Tables | SQL|Easy| |9|Find Total Time Spent by Each Employee | SQL|Easy| |8|Bank Account Summary 2 | SQL|Easy| |7|Reformat Department Table | SQL|Easy| |6|Sales analysis 3 | SQL|Easy| |5|Find Customer Referee | SQL|Easy| |4|Customers Who Never Order | SQL|Easy| |3|Recyclable and Low Fat Products | SQL|Easy| |2|Classes More Than 5 Students | SQL|Easy| |1|Big Countries | SQL|Easy|